/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/Stack/NiagaraStackInputCategory.h
void Initialize ( [FRequiredEntryData](API\Plugins\NiagaraEditor\ViewModels\Stack\UNiagaraStackEntry\FRequiredEntryData) InRequiredEntryData, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FNiagaraHierarchyCategoryViewModel](API\Plugins\NiagaraEditor\ViewModels\HierarchyEditor\FNiagaraHierarch-) > InCategory, [FString](API\Runtime\Core\Containers\FString) InOwnerStackItemEditorDataKey )